By brain you mean the computer under the front passenger seat
The fuel pump is in the fuel tank.
The cruise control computer module is located on the passenger's side of the engine compartment on a 1993 Mercury Villager.
under passager seat
Atari Jaguar was created in 1993.
The fuel pump relay for a 1993 xj6 Jaguar is located in the trunk on the right hand rear side, next to the rear light control module. It is a 4 prong black relay.
You can get the radio codes, for your 1993 Jaguar, from most Jaguar dealerships. The radio codes can be obtained from most auto-parts stores.
The computer on a 1993 Ford Ranger is located in the dash in the center just above the transmission hump. The computer is located just below the heater control panel.
1993 jaguar xj6 Tail lights turn on and off
In a 1993 Jaguar XJS, the battery is located in the trunk compartment, specifically on the right side. To access it, you may need to lift the carpet or remove a cover, depending on the specific configuration of your vehicle. Ensure the trunk is clear of any obstructions for easy access.
The engine computer is the voltage regulator.
The PCM is located behind the instrument cluster above the pedals on the drivers side.